1978889460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{32981491}}^1$

素因数の和:32981503

約数の個数: 24

約数和(自身を含む): 5540890656

約数和(自身を除く): 3562001196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 32981491, 65962982, 98944473, 131925964, 164907455, 197888946, 329814910, 395777892, 494722365, 659629820, 989444730, 1978889460]

約数ペア:

[(1, 1978889460), (2, 989444730), (3, 659629820), (4, 494722365), (5, 395777892), (6, 329814910), (10, 197888946), (12, 164907455), (15, 131925964), (20, 98944473), (30, 65962982), (60, 32981491)]